<h2>Comments</h2>
<pre><code># This is a comment
=begin
Multi-line
comment
=end</code></pre>

<h2>Strings</h2>
<pre><code>"foo \"bar\" baz"
'foo \'bar\' baz'</code></pre>

<h2>Regular expressions</h2>
<pre><code>/foo?[ ]*bar/</code></pre>

<h2>Variables</h2>
<pre><code>$foo = 5;
class InstTest
  def set_foo(n)
    @foo = n
  end
  def set_bar(n)
    @bar = n
  end
end</code></pre>

<h2>Symbols</h2>
<pre><code>mystring = :steveT;</code></pre>

<h2>String Interpolation</h2>
<pre><code>"foo #{'bar'+my_variable}"</code></pre>